Synonyms of complement

complement 1 of 2

noun

ˈkäm-plə-mənt 

1

as in supplement

something that serves to complete or make up for a deficiency in something else

with his practicality and her refreshing enthusiasm, they are perfect complements to each other

Synonyms & Similar Words

• supplement
• correlate
• addition
• extension
• appendix
• accompaniment
• additive
• annex
• adjunct
• accessory
• filler
• appendage
• appliance
• addendum
• attachment

2

as in capacity

the largest number or amount that something can hold

a full complement of sailors on the ship

Synonyms & Similar Words

• capacity
• volume
• real estate
• cubage
• fill
• load
• area
• measure
• burden
• room
• space
• fullness
• stowage

complement

2 of 2

verb

ˈkäm-plə-ˌment 

as in to adorn

to serve as a completing element to

this silk handkerchief will complement your suit very nicely and give it a bit of dash

Synonyms & Similar Words

• adorn
• enhance
• complete
• decorate
• improve
• round (off or out)
• better
• finish (off)
• flesh (out)
• perfect
• constitute
• beautify
• enrich
• form
• embellish
• make up

Example Sentences

Recent Examples of complement

Noun

Thanks to their timeless, ageless look, the slip-ons complement any ensemble, from easy loungewear to elevated denim. — Kyra Surgent, InStyle, 12 Oct. 2026

For the first three years of his NFL career, Bijan Robinson relished the connection, camaraderie and complement of backfield partner Tyler Allgeier. — Daniel Flick, AJC.com, 8 Oct. 2026

Verb

Get the sequencing, governance and communication right, and transformation can complement the M&A program, accelerating value where the business can support it. — Simon Wells, Forbes.com, 16 Oct. 2026

Articles, images, stray clippings, as well as my own painting and drawing end up filling the pages, often conflicting and complementing each other. — Literary Hub, 16 Oct. 2026